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.\" Copyright (c) 2009 Mikolaj Golub
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.\" $Id: devstat_netbsd.8 20 2010-07-18 13:22:41Z to.my.trociny $
.\"
.Dd July, 2009
.Dt devstat 8
.Os devstat
.Sh NAME
.Nm devstat
.Nd display device statistics.
.Sh SYNOPSIS
.Nm
[-M core] [-N system] [-m] [device]
.Sh DESCRIPTION
.Nm
utility displays device statistics provided by io_sysctl. 
Description of output fields can be found in
.Dq Pa sys/iostat.h .
.Sh OPTIONS
.Bl -tag -width flag
.It Fl N
Use specified executable image of the kernel.
.It Fl M
Extract statistics from specified core.
.It Fl m 
Machine-friendly (more convenient for parsing) output.
.El
.Sh SEE ALSO
.Xr iostat 8 ,
.Xr vmstat 1 ,
.Xr systat 1 .
.Sh AUTHOR
.An Mikolaj Golub
